<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org"
      xmlns:sec="http://www.thymeleaf.org/thymeleaf-extras-springsecurity5">
<head>
        <title>Spring Security Example </title>
    </head>
    <body>
<p> <form th:action="@{/login}" method="post">
             <div><label> 用户名 : <input type="text" name="username"/> </label></div>
            <div><label> 密码: <input type="password" name="password"/> </label></div>
            <div><input type="submit" value="登录"/></div>
        </form></p>
 <p th:if="${param.error}">
           无效的用户名或者密码
        </p>
        <p th:if="${param.logout}">
           你已经登出
        </p>
<p th:inline="text">Hello [[${#httpServletRequest.remoteUser}]]!</p>
        <form th:action="@{/logout}" method="post">
            <input type="submit" value="登出"/>
        </form>
        </p>
    </body>
</html>

